1. Bänzinger H (1970) The Piercing Mechanism of the Fruit-piercing MothCalpe (Calyptra) thalictri Bkh. (Noctuidae) with Reference to the Skin-piercing Blood-sucking MothC. eustringata Hmps. Acta Trop 27/1:53–88
2. Bänzinger H (1971) Extension and Coiling of the lepidopterous Proboscis — a new Interpretation of the Blood-pressure Theory. Mitt Schweiz Entomol Ges 433–4:225–239
3. Bänzinger H (1973) Biologie der lacriphagen Lepidopteren in Thailand and Malaya. Rev Suisse Zool 79/4/63:1381–1469
4. Berlese A (1909) Gli Insetti 1. Società Editrice Libraria, Milano, pp 446–457
5. Eastham LES, Eassa YEE (1955) The feeding mechanism of the butterflyPieris brassicae L. Philos Trans R Soc Lond B Biol Sci 239:1–43